Mathematics, 23.08.2021 17:10 lmirandanvmi
Một lô hàng gồm n sản phẩm trong đó có m phế phẩm. Tìm xác suất
để khi chọn ngẫu nhiên k sản phẩm thì có đúng l phế phẩm
(1 ≤ k ≤ n; 0 ≤ l ≤ m; l ≤ k).
Answers: 2
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Một lô hàng gồm n sản phẩm trong đó có m phế phẩm. Tìm xác suất
để khi chọn ngẫu nhiên k sản phẩm...
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